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The NU313-E-M6-C3-SQ77 is an electrically insulated cylindrical roller bearing with a 65mm bore and 140mm outer diameter, designed to prevent electrical currents from damaging machinery. Its outer ring features a special coating (SQ77) that provides insulation, with a breakdown voltage of 1000-3000V.
This bearing handles dynamic loads up to 212kN and spins smoothly at speeds up to 5300 RPM. The brass cage ensures durability, while the C3 radial clearance allows for thermal expansion in demanding conditions.
The insulation coating is over 0.125mm thick and offers high electrical resistance (>2000 MΩ), making it ideal for electric motors or generators. It’s also RoHS and REACH compliant for safe use.
Weighing 2.55kg, it’s a robust choice for industrial applications where electrical insulation is critical. Suitable for wind turbines or railway systems where stray currents are a concern.
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How Is NU313-E-M6-C3-SQ77 Bearing Engineered for Reliability?
NU313-E-M6-C3-SQ77 Bearing features an insulating coating on the outer ring, preventing electrical damage in high-voltage environments.
Its breakdown voltage ranges from 1000 to 3000 V, ensuring safe operation in electrically charged applications.
The brass cage enhances durability and maintains proper roller alignment under heavy loads.
With a basic dynamic load rating of 212.0 kN, it delivers consistent performance in demanding conditions.
What Makes NU313-E-M6-C3-SQ77 Bearing Suitable for High-Temperature Applications?
NU313-E-M6-C3-SQ77 Bearing’s insulation coating withstands high temperatures, maintaining performance in harsh environments.
The C3 radial internal clearance allows for thermal expansion, reducing stress during operation.
Its brass cage resists heat, ensuring stability even at elevated temperatures.
With a reference speed of 5300 r/min, it balances speed and thermal resistance effectively.
Built for Reliability: NU313-E-M6-C3-SQ77 Bearing
NU313-E-M6-C3-SQ77 Bearing is designed with a robust brass cage, ensuring long-term durability.
The insulation coating provides electrical resistance over 2000 MΩ, protecting against current damage.
Its high static load rating of 196.0 kN makes it suitable for heavy-duty applications.
The precise dimensions (65.0 mm x 140.0 mm x 33.0 mm) ensure compatibility with standard machinery.
How Does NU313-E-M6-C3-SQ77 Bearing Reduce Friction?
NU313-E-M6-C3-SQ77 Bearing’s cylindrical roller design minimises friction, promoting smooth operation.
The brass cage reduces contact between rollers, lowering wear and tear.
Its C3 clearance allows for better lubrication distribution, further reducing friction.
With a reference speed of 5300 r/min, it maintains efficiency even at high speeds.
Industrial Uses of NU313-E-M6-C3-SQ77 Bearing
NU313-E-M6-C3-SQ77 Bearing is commonly used in electric motors and generators, where its electrically insulated coating prevents current passage, reducing the risk of damage. The brass cage ensures smooth operation even under high rotational speeds.
What Makes NU313-E-M6-C3-SQ77 Bearing a Preferred Choice?
In wind turbines, NU313-E-M6-C3-SQ77 Bearing handles heavy radial loads while its insulation protects against stray currents. The C3 clearance allows for thermal expansion, making it reliable in varying temperatures.
Perfect Fit for Automation: NU313-E-M6-C3-SQ77 Bearing
NU313-E-M6-C3-SQ77 Bearing works well in robotic arms, offering precision and durability. Its high breakdown voltage ensures safety in electrically noisy environments.
Medical vs Industrial: Where NU313-E-M6-C3-SQ77 Bearing Excels
NU313-E-M6-C3-SQ77 Bearing is ideal for MRI machines due to its non-conductive properties. In industrial settings, it’s favoured for conveyor systems needing long service life.
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